Commonly used and unregulated internet discussions and videos about guns and ammo could be closed down under rules proposed by the State Department, amounting to a "gag order on firearm-related speech," the National Rifle Association is warning.

In updating regulations governing international arms sales, State is demanding that anyone who puts technical details about arms and ammo on the web first get the OK from the federal government — or face a fine of up to $1 million and 20 years in jail.